pub unsafe extern "C" fn lv_display_set_flush_wait_cb(
disp: *mut lv_display_t,
wait_cb: Option<unsafe extern "C" fn(_: *mut lv_display_t)>,
)
pub unsafe extern "C" fn lv_display_set_flush_wait_cb(
disp: *mut lv_display_t,
wait_cb: Option<unsafe extern "C" fn(_: *mut lv_display_t)>,
)